Balancing Chemical Equations and Reactions

Balancing Chemical Equations and Reactions

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Aiden Montgomery

FREE Resource

The video tutorial explains how to balance the chemical equation for Br2 plus F2 yielding BrF3. It begins by introducing the components of the equation, followed by counting the atoms on both sides. The tutorial then demonstrates the steps to balance the equation by adjusting coefficients to achieve equal numbers of each type of atom on both sides. The process involves making the number of fluorine atoms even and adjusting the coefficients of BrF3 and F2. The tutorial concludes with the final balanced equation and a brief sign-off by Dr. B.

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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the reactants in the chemical equation discussed in the video?

Br2 and BrF3

F2 and BrF3

BrF3 and F2

Br2 and F2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the product formed in the chemical reaction between bromine and fluorine gases?

Fluorine dibromide

Bromine trifluoride

Fluorine tribromide

Bromine difluoride

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many bromine atoms are present on the product side before balancing?

One

Two

Three

Four

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What coefficient is placed in front of BrF3 to balance the bromine atoms?

4

1

2

3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many fluorine atoms are there on the product side after placing a coefficient of 2 in front of BrF3?

6

5

4

3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What coefficient is used in front of F2 to balance the equation?

1

2

4

3